Atomic Structure
Atomic Charge
Periodic Table
Periodic Table
100
What is the center of an atom?
The Nucleus
100
Which part of an atom has a positive charge?
Protons
100
What is the second element in the Periodic Table?
Helium
100
All of the elements in a period have the same amount of?
Atomic Orbitals
200
What is matter composed of?
Atoms
200
Which part of an atom has a negative charge?
Electrons
200
Why is each element placed where it is on the Periodic Table?
Because of the atomic structure
200
I am the first element on the Periodic Table, who am I?
Hydrogen
300
What orbits around the nucleus?
The electrons
300
Which part of an atom has no charge at all?
Neutrons
300
What does the number at the top of an element represent?
The atomic number
300
What type of elements are on the very left and under Hydrogen?
Metals
400
What happens when two atoms combine?
It makes a molecule
400
What is also found in matter?
Charge
400
What is a row called going sideways?
A period
400
What type of elements are on the very right of the Periodic Table?
Noble Gases
500
What are the three basic parts of an atom?
Protons, Neutrons, and Electrons.
500
What happens if there are fewer or extra electrons in an atom?
It creates a special atom called an ion
500
What are the outer electrons called?
Valence electrons
500
Who invented the first Periodic Table?
Dmitri Mendeleev
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